General

  • Target

    dfe857dba980ed524a51ae9024a9763fd5f617ce53a0b7e847e2cafe90bf8bcb

  • Size

    543KB

  • Sample

    230323-18rkbsae54

  • MD5

    578a0a3a51d9160131fe19b8deed5591

  • SHA1

    caa2da7755a6e7f0c20fc7fcdb652614fc392435

  • SHA256

    dfe857dba980ed524a51ae9024a9763fd5f617ce53a0b7e847e2cafe90bf8bcb

  • SHA512

    7e8370cdf2962a449c1352b7a5602f5c892fb7b9ce00e2acf0ce69559f2ebef0c59c20c36011b710ce7846c0e1be2c5161d82c46d88593b8d402cdb512e981a4

  • SSDEEP

    12288:ZMrfy90XUXXqG4gOcRB+UUz+f80Oj2tq3UvMLswoB/uNH/mm:6yKG4gTRB+tzl5iMIPkNfmm

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

lown

C2

193.233.20.31:4125

Attributes
  • auth_value

    4cf836e062bcdc2a4fdbf410f5747ec7

Targets

    • Target

      dfe857dba980ed524a51ae9024a9763fd5f617ce53a0b7e847e2cafe90bf8bcb

    • Size

      543KB

    • MD5

      578a0a3a51d9160131fe19b8deed5591

    • SHA1

      caa2da7755a6e7f0c20fc7fcdb652614fc392435

    • SHA256

      dfe857dba980ed524a51ae9024a9763fd5f617ce53a0b7e847e2cafe90bf8bcb

    • SHA512

      7e8370cdf2962a449c1352b7a5602f5c892fb7b9ce00e2acf0ce69559f2ebef0c59c20c36011b710ce7846c0e1be2c5161d82c46d88593b8d402cdb512e981a4

    • SSDEEP

      12288:ZMrfy90XUXXqG4gOcRB+UUz+f80Oj2tq3UvMLswoB/uNH/mm:6yKG4gTRB+tzl5iMIPkNfmm

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Tasks